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  1. dropmaster

    Autorotation Question For My Invention: CopterBox

    Possibly, but that doesn't sound simple and inexpensive. CopterBox is disposable. This is why I'm looking at a no-moving-parts (rotor pitch-wise, anyway) solution. Thanks! Chase www.dropmaster.com
  2. dropmaster

    Aircraft Lightning Protection

    My $.02: When I worked at Cessna as a structural liaison engineer, we had a lightning strike class. They brought in some composite Citation 10 panels that had been struck by a lightning generator. They were experimenting with differing the paint thickness to see what the effects were. The...
  3. dropmaster

    Autorotation Question For My Invention: CopterBox

    Thanks for the input. Since we have been working on CopterBox for about 11 years now, we have considered pretty much everything, including having a weight hang below to trigger a blade pitch reversal. Our conclusion that since the entire box is spinning at about 450 RPM, there would be no way...
  4. dropmaster

    Autorotation Question For My Invention: CopterBox

    Background: I'm the Director of Engineering of DropMaster, Inc. My patented invention, CopterBox, can be seen at: www.dropmaster.com Also please see the 'Why CopterBox' link on the home page: http://mywebpages.comcast.net/dropmaster/why_copterbox.htm There is a video, some articles and a white...
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